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Finding the Third Proportional to 62 and 158.50

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Solution

The third proportional to 62 and 158.50 is: 405.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    62 : 158.50 = 158.50 : x
  2. Step 2: Convert to fraction form
    62/158.50 = 158.50/x
  3. Step 3: Cross multiply
    62x = 158.50 × 158.50
  4. Step 4: Simplify right side
    62x = 25,122.25
  5. Step 5: Solve for x
    x = 25,122.25/62
  6. Step 6: Final answer
    x = 405.20

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Why These Related Problems?

These problems maintain the same ratio (2.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.